- Windows 7,10, 2003, 2008, Linux Ubuntu, RouterOS- TCP/IP, vpn, dns, dhcp, eoip, firewall, ipsec, routes, NAT- QoS, traffic control, STP/RTSP- VmWare ESXi, Hyper-V- Wifi, hotspot, 'бесшовный' роуминг- backup, мониторинг (the dude)